- Remove external install dialogs and fix related screensharing error handling.
- Remove obsolete options from config.js and from configWhitelist.js

Added all missing languages from languages.json, with names in Catalan

The lobby feature adds the possibility to lock a meeting and only allow people in after virtually knocking and going through formal approval

* Lang folder removed from proxy server and now using from local dev dir

* Added Marathi 100% langulage transalation

Co-authored-by: Marius Bardan <marius.bardan@8x8.com>

* Update of main fr translation

Correct some non french sounding sentenses.  One example welcomepage.title, before "fully featured" was translated as "entièrement en vedette"  (which is gibberish) and now "riche en fonctionnalités".

* Fixing typo

Fixing missing comma

* Another typo fix

Yet another missing comma fixed.

The former translation contained a typo and incorrect grammar.

It is now possible to change the sender video quality for p2p calls as well

Thanks @irontec, @librezale and @arraintxo for working on it!

* Add a checkbox for skipping the prejoin page on next use. (This is hidden for
now, until we also have a settings entry for it).
* Rework 'Join by Phone' buttons and add new overlay.
* Update the device status accordingly if there were errors while adding
devices.
* The input is filled with the display name if there was one previously used.
* Join the meeting on 'Enter' press.

Fixed Russian translation for audioVideoSwitch

Fixed typo